Electronic calculator



FIG. 1 is a front perspective view of an electronic calculator in accordance with my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is rear elevation view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left-side elevation view thereof; and

FIG. 7 is a right-side elevation view thereof; and,

FIG. 8 is a front perspective view of an electronic calculator of FIG. 1 showing a sub-display unit tilted in an upright position.

The broken lines depict portions of the electronic calculator that form no part of the claim. 

CLAIM The ornamental design for an “electronic calculator,” as shown and described. 